Pattypan Squash
Photo: "IMG_6079 Dan Vue pattypan squash HAFA FARM" by Media Mike Hazard · CC BY 2.0
Vegetable · Summer-squash

Pattypan Squash

Cucurbitaceae

Among oldest cultivated squash (pre-1700s, Native American origin). Flat disc with scalloped edges, pale green maturing to creamy white. Denser, less moist flesh than zucchini — firmer texture. Excellent stuffed, grilled, or roasted. Extremely prolific. Less SVB-susceptible than zucchini. Harvest at 2-4 inches diameter (golf ball to tennis ball). Can eat as small as 1 inch. Seeds toughen above 4-5 inches.

At a Glance

Days to Maturity
47–55 days
Sun
6+ hours
Spacing
24–36 "
Container
Yes
5+ gallon pot
Height
1.5–2 ft

Zone Planting Guide

Growing Guide

Germination

Germination Time 3–10 days
Optimal Temp 85°F
Seed Depth 1"

Watering

Weekly Water 1–2 "
Needs High
Method Base watering only.

Soil

pH Range 6–6.8

Resilience

Heat: High Cold: Low Drought: Medium

Nutrition

Feeding Intensity Heavy feeder
Recommended Recipes Worm castings topdress, Compost tea, Kelp foliar

Harvest

Storage 5 days

Sources

seed-catalog Victory Seed Company — Early White Bush Scallop seed-catalog Botanical Interests — Pattypan university Colorado State University Extension — PlantTalk: Warm season vegetables (frost tender, best growth temps) university University of New Hampshire Extension — Growing vegetables: when to plant (zucchini/winter squash timing) university University of Illinois Extension — Harvesting vegetables (zucchini harvest frequency)

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Pattypan Squash Planting Dates by Zone

Planting dates for Pattypan Squash vary by USDA hardiness zone. Select your zone below for frost dates, start-indoors timing, and a full monthly planting calendar.

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